Powerful and simple online compiler, IDE, interpreter, and REPL. Code, compile, and run code in 30+ programming languages. including JavaScript, Python, Ruby, Java, Node.js, Go, Clojure, Scheme, C, C#, C++, Lua and many more.
Codementor is the largest community for developer mentorship and an on-demand marketplace for software developers. Get instant coding help, build projects faster, and read programming tutorials from our community of developers.
Visual online tool for PDF document cropping / changing canvas size. You can crop the PDF to a selected area, adjust margin size or autocrop visible margins.
Not just a cat purr, but a cat purring next to you. Purrli recreates the sound and the presence of a cat, online. It's soothing, it's free, and it's purrfect!